CDLL4772A

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CDLL4772A is a type of Zener Diode specifically designed to be used in high voltage, low-current applications. It is a single element device, meaning it contains just one p-n junction that is used to regulate the voltage created by a load. It is often used in applications such as voltage regulation, power supply filtering, and surge protection.

In terms of its application field, the CDLL4772A is used primarily in power supplies or any circuit where voltage regulation is needed. Its features also make it well suited for use in rectifier applications, as it can handle large current spikes. Additionally, its low reverse leakage current and low capacitance help to reduce the noise generated by high frequency signals. Furthermore, it is also suitable for use in low-voltage circuits, as it has a relatively low profile.

The working principle of the CDLL4772A is relatively simple. When the applied voltage is higher than the specified breakdown voltage, current will start to flow through the diode, resulting in it becoming "forward biased". As the voltage continues to increase, the current will begin to saturate, causing the diode to reach its rated maximum power dissipation. Once the voltage is dropped back below the breakdown voltage, the current ceases and the diode returns to being reverse-biased.

The breakdown voltage of the CDLL4772A is dependent on the environment in which it is used. At temperatures between -55°C and 125°C, the breakdown voltage of the device is typically between 3.9V and 4.7V, with a maximum voltage of 5.3V. In addition, the device has a maximum power dissipation of 500mW and a rated junction capacitance of less than 1.2pF.

In conclusion, the CDLL4772A is a Zener Diode designed to be used in power supply, rectifier, and noise suppression applications. Its low profile and range of features make it suitable for a variety of applications, and its working principle is fairly simple. Its breakdown voltage, maximum power dissipation and junction capacitance can depend on environmental factors, but the device is typically rated between 3.9V and 5.3V, with a maximum power dissipation of 500mW.

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